CVE ID:	CVE-2017-9985
Description:	The snd_msndmidi_input_read function in sound/isa/msnd/msnd_midi.c in the Linux kernel through 4.11.7 allows local users to cause a denial of service (over-boundary access) or possibly have unspecified other impact by changing the value of a message queue head pointer between two kernel reads of that value, aka a "double fetch" vulnerability.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2017-9985 BugTraq ID: 99335 http://www.securityfocus.com/bid/99335 http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=20e2b791796bd68816fa115f12be5320de2b8021 https://bugzilla.kernel.org/show_bug.cgi?id=196133 https://github.com/torvalds/linux/commit/20e2b791796bd68816fa115f12be5320de2b8021 https://usn.ubuntu.com/3754-1/